Smell-measurement at dirt collecting room of A hospital

  Measurement condition

  - Keeping dirty clothes, dirty paper diaper.
  - Changing diaper at 10:00 and at 15:20.
  - Lamp : 3 units of sterilized lamps.

Test Place Dirty Area Unit
Area for installation 6.023
Bad smell condition Strong bad-smelling
Sampler 3s  
Room capacity 14.46 M3
Catalyst area 1.44
Capacity coefficient 10.04 M3/m²
Capacity content coefficient 277.2 m³/h
Rotation coefficient 19 loop/h
Measuring instrument 67 Σ/h.m²
Finder KARUMOASHIGUMA


Time Sigma Situation
Time Sigma situation
12:00 583 Stop ventilation fan.
14:20 675 Smell confirmed.
12:07 595

14:30 658 Smell reduction.
12:10 599 JG unit on.
14:40 643 Dirt in smell change.
12:20 610

14:45 652 Full dirt linen bag.
12:22 615

14:50 642
12:25 624

14:55 625
13:32 666 JG unit off.
15:00 598 Figure up, dirt box half open.
13:34 667 Luminous on, diaper changing start.
15:05 583
13:40 669

15:10 574 Smell slightly remain.
13:50 669 Reducing smell.
15:15 580
14:00 693 Pungent smell falls.
15:20 590 Dirt in.
14:10 691 door to next room open, smell in.
15:50 530 Small Confirm.

Test result

-JG deodorization unit could not decrease smalls.
-Our sample unit installed but sigma increased because of addiction of dirty diaper.
-Smells moved due to opening.
-Confirmed reduction of smell with closeing door.
-Additional bug of dirty linen but reduction of smell.

Test data of troughput of cataligation


0 5 10 15 20
Filter1 1st 100.0 86.1 43.0 20.0 14.3
Filter2 1st 100.0 94.3 31.4 23.8 15.7
Honeycam Filter1 1st 100.0 94.3 43.0 78.6 70.0
Honeycam Filter2 1st 100.0 94.3 78.6 78.1 78.6
End Test Filter1 2nd 100.0 71.7 43.0 14.3 14.3
End Test Filter2 2nd 100.0 94.3 47.1 23.8 15.7
End Test Honeycam1 2nd 100.0 94.3 94.3 78.6 78.6
End Test Honeycam2 2nd 100.0 94.3 78.6 78.6 78.6




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